Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.80
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -1.66 -0.375 0.62
Prot (kg) -9.06 -0.441 4.00
Fertility Sub Index -9.34
Calving Interval (days) 6.02 -1.459 -8.78
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -2.65
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -4.94

* Based on an €80/tonne carbon price